Holley 500 CFM Ultra XP 2BBL Carburetor - Black Anodize / Polished AA0700AG1R55 427CI 535HP CRATE ENGINE-FRONT SUMP

427CI 535HP CRATE ENGINE-FRONT SUMP

) Outer mounting bolt holes are 2

NPT brass adapter fittings for temperature gauge

Replacement Sleeve

Works on both 4 volt and 2 volt cast iron Cleveland heads

Holley 500 CFM Ultra XP 2BBL Carburetor - Black Anodize / Polished AA0700AG1R55 427CI 535HP CRATE ENGINE-FRONT SUMPThe original Holley 0 4412 has powered thousands of racers to the winners' circle! How do you make it better? Add the proven design elements of the popular Ultra series for more tunability, more durability, more weight savings and more features! The Ultra XP 2bbl carburetors feature all aluminum construction for nearly 50% weight savings over their zinc counterparts, contoured venturi inlet for unobstructed airflow, screw in air bleeds for easy fine